W. S. Van Dyke II Director Jeanette MacDonald Marie de Flor Actor Nelson Eddy Sgt. Bruce Actor James Stewart John Flower Actor Reginald Owen Myerson Actor Allan Jones Romeo Actor Alan Mowbray Premier Actor Gilda Gray Belle Actor George Regas Boniface Actor Una O'Connor Anna Actor David Niven Teddy Actor Herman Bing Mr. Daniells Actor Frances Goodrich Screenwriter Albert Hackett Screenwriter Alice D.G. Miller Screenwriter Hunt Stromberg Producer Herbert Stothart Original Music William H. Daniels Cinematographer Blanche Sewell Film Editing Cedric Gibbons Art Director